Nail gun



FIG. 1 is a perspective view of a nail gun embodying my new design;

FIG. 2 is top plan view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is right side elevation view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is rear elevation view thereof; and,

FIG. 7 is front elevation view thereof.

The stippling in FIGS. 1-7 represents a contrast in appearance ascompared to non-stippled portions. The broken lines in FIGS. 1-7illustrate portions of the nail gun that form no part of the claimeddesign.

CLAIM The ornamental design for a nail gun, as shown and described.